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Finding the Fourth Proportional to 243,651.88, 365,633.34 and 94,012.84

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Solution

The fourth proportional to 243,651.88, 365,633.34 and 94,012.84 is: 141,079.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,651.88 : 365,633.34 = 94,012.84 : x
  2. Step 2: Convert to fraction form
    243,651.88/365,633.34 = 94,012.84/x
  3. Step 3: Cross multiply
    243,651.88x = 365,633.34 × 94,012.84
  4. Step 4: Simplify right side
    243,651.88x = 34,374,228,692.09
  5. Step 5: Solve for x
    x = 34,374,228,692.09/243,651.88
  6. Step 6: Final answer
    x = 141,079.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.